sec1.dk DNS records

🖥️ Nameservers4 records 192ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records1 records 186ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.111	3536s	linux96.unoeuro.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records1 records 182ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	701s	mx.simply.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	94.231.103.111
🔶 Autoconfig	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 219ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com

📝 TXT Records3 records 369ms

TXT Record
apple-domain-verification=MFtDsx0H8F8p63s1UOQbF47BqWilEZlqrTkLYDEZ33o
google-site-verification=rr7iq2Su2E7BCwn6nBBafKKb5qjVB-xSE906vY75jZI
v=spf1 include:spf.simply.com -all

✉️ SPF

Policy	Record (sec1.dk)
-all (hard fail)	v=spf1 include:spf.simply.com -all

📨 DMARC

Policy	Record (_dmarc.sec1.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

Status	Report address (rua)
✓ Enabled	mailto:tlsrpt@sec1.dk

📜 CAA Records1 records 234ms

Flags	Tag	Value
0	issue	letsencrypt.org

🔗 TLSA / DANE2 records 159ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	97A3BA009F39C761BFFB6574340E8138…
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	A9D603AF4D7ED6B9246B4B68500CD6F2…

🔐 DNSSEC255ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2026072901
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

192ms

A

186ms

MX

182ms

AAAA

140ms

TXT

369ms

CAA

234ms

HTTPS

227ms

TLSA

159ms

SOA

0ms

MTA-STS

237ms

DNSSEC

255ms

SRV

219ms

Total

1389ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-30 07:54:46	1389ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-29 18:50:52	661ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 04:07:50	787ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 00:03:56	2720ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 00:02:13	2632ms	4 NS 1 A 1 MX	🔒 Secure	View